• apify The scalable web crawling and scraping library for JavaScript/Node.js. Enables development of data extraction and web automation jobs (not only) with headless Chrome and Puppeteer.
• nut.js scripting desktop/native UI
• webhint scans sites for accessibility, security, perf, etc.
• metrics, logs, and traces in js
• 0x single-command flamegraph profiling. Discover the bottlenecks and hot paths in your code, with flamegraphs.
• config alexjs
• prettier config
• npkill
• codemods with jscodeshift
• esprint faster eslint runner (parallel)
• "buildless" development, another, unpkg
• custom builds with webpack context
• watchme watches web pages for changes
• dumper pretty variable inspector for your Node.js applications
• typescript from jsDoc
• puppeteer as dev server
• ndb node debugger (chrome)
• pretty ms
• signale console logging
• ink react for cli apps

IDE

• vscode setup

Examples

• tree-shaking
• browser-server

Validators

• eslint-parallel
• swagger-test property-based testing for swagger APIs
• snap-shot demo with tape
• spok spec-based testing of objects for TAP
• css, html, mobile
• mobile
• structured data
• browser, app, design, service worker, performance
• accessibility
• mobile, screenshots
• puppeteer-screenshot
• stress, node
• i18n
• html codesniffer
• doiuse lint against caniuse
• clean-js eslint config
• eslint-plugin-compat lint js against targeted browsers

Utilities

• project guidelines
• node-prune remove unnecessary files from node_modules
• pretty-errors clean errors for node
• nif node inspect
• synt find similar code
• pkg create executable from node app
• stmux terminal mux for node
• pnpm fast, local, cached npm install
• httplab send and edit http request/responses
• have-it get local copies instead of npm install
• api-mock uses API Blueprint definition format
• wuzz Interactive cli tool for HTTP inspection
• expired calculate expired http headers
• regenerate create regexp from list of strings
• superdom dom utility using es6 proxy object
• proxy-middleware express, connect, browsersync proxy
• gron grep for json
• cors-now reverse proxy with cors
• dotenv-parse
• fbjs utilities for facebook apps
• ecmascript version detector
• regexp
• teseve static file server
• metaphor collect page metadata
• fathom find semantic meaning in DOM
• fs-extra
• babili minify ES6/babel
• babel-preset-env dynamic preset loader

Bootstrappers

• next server-rendered react
• jyt babel + jest + webpack
• brunch
• create react app

Checklist

• HEAD everything that goes in the HEAD

Accessibility

• ally

Performance

• server-timings express middleware for request timing
• guetzli jpg compressor from google
• nanobench TAP-like output for benchmarks
• optimize-js speed up JIT parsing
• boomerang beacon, perf monitor
• turbolinks optimize follow links
• lazyload lazy load images
• stresser
• mini-profiler
• watson - memory tracker
• perftool
• pagespeed
• webpagetest
• google pagespeed
• perf bookmarklet
• justice.js
• perflint
• speedline
• jpg optimizer
• browserdiet
• lighthouse
  • lightcrawler
• snippets
• html minifier

Workflow

• kyt Build, test and run advanced apps
• remount-router Express router that remounts routes on file change
• my-macos productivity tool chain
• labels copy issue labels across github repos
• runjs
• gh wiki with pr
• packal (alfred workflows)
• git-land (rebase merge tool)
• npm scripts
• grunion multi-threaded glob scripts
• pre-commit
• shutit automation tool
• phoenix mac osx scripting

Debugging

• tap reporter for humans
• standalone dev tools
• node-report
• bugger-agents chrome remote debugging
• chrome remote debugging
• requestbin
• nodejs devtools
• debugger.html
• pino fast node logger
• Chrome devtools for node apps
• percussion (for reactive libs)
• chrome devtools snippets
• ramda-debug
• IEDiag (debug IE11 with chrome)
• chrome timelines (perf)
• dev snippets
• breakpoint (chrome plugin)
• media queries
• [respimagelint])(https://github.com/ausi/respimagelint) lint responsive images
• debugging node
• stack trace

Detection

• logging errors client-side
• drool (memory leak detection)
• phantomCSS (css regression)
• wraith (spider and screenshot diff)
• piwik example

HeadlessBrowsers

• list

Monitoring

• netdata

Dev Tools

• blisk integrated browser for testing
• JSON-splora
• systemjs hot-loader
• virtual-dom hmr
• fb-flo
• cycle hmr

Dev Tool Authoring

• terminal-kit
• cli es6
• interactive cli
• vorpal
• cli applications
• realist
• better-npm-run (abstract npm scripts)
• npm example

documentation generators

• indoc

Presentation and Demo Tools

• speaking at conferences
• keycastr show keystrokes in presentation/demo
• comment-value
• aperture screen recording in macos
• carbon images of code
• render md js markdown and js
• kap screen capture/recording
• eagle presentation framework in vue js
• gomix full stack examples
• rxjs diagrams
• webslides
• aperture screen capture
• kap screen capture
• spectacle code viewer
• esnextbin
• jotted (self-hosted demos)
• rxify (marble syntax)
• timer bar
• promisees (promises visualization)
• asciinema (record terminal sessions)
• rxvision (rx visualization)
• rx marbles
• replem (terminal repl)
• tonic (web repl)
• mancy (modern repl with electron)
• flowchart.js
• automata (visualize regexp)
• tddbin
• loupe (js execution visualization)
• treis (instrument functions)
• mermaid (flowchart and diagram generator)
• nomnoml (uml diagramer)
• submitting a talk tips
• codelab components
• esbox

Deployment tools

• github release

Communication Tools

• probot github bot
• chatbot in AWS
• mattermost slack alternative

Request tools

• insomnia